λ
Sigma Notebook

1,358,852

22 × 11 × 89 × 347
Deficient Even Composite

1,358,852 is even and not a perfect square. Its factorization is 2^2 × 11 × 89 × 347 and its 24 divisors sum to 2,630,880.

Prime Factor Structure

Factorization String 2^2 × 11 × 89 × 347
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 2,630,880
Proper Divisor Sum 1,272,028
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #1358837 ← → #1358857

Radix Representation

Decimal 1358852
Binary 101001011110000000100 (21 bits)
Octal 0o5136004
Hexadecimal 0x14BC04

Divisor Catalog (24)

1 2 4 11 22 44 89 178 347 356 694 979 1,388 1,958 3,817 3,916 7,634 15,268 30,883 61,766 123,532 339,713 679,426 1,358,852

Collatz Trajectory (155 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

1,358,852 679,426 339,713 1,019,140 509,570 254,785 764,356 382,178 191,089 573,268 286,634 143,317 429,952 214,976 107,488 53,744 26,872 13,436 6,718 3,359 10,078 5,039 15,118 7,559 22,678 11,339 34,018 17,009 51,028 25,514 12,757 38,272 19,136 9,568 4,784 2,392 1,196 598 299 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430 215 646 323 970 485 1,456

More profiles

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